Which one of the following writs examines the functioning of subordinate courts?

Which one of the following is not a writ ?

Which one of the following is not the main jurisdiction of the High Court of a State?

Which one of the following subjects comes under the common jurisdiction of the Supreme Court and the High Court?

Which of the following High Courts has its jurisdiction over more than one state or Union Territory?

Of the following statements, which one is not correct?